CS4235 Datasheet - Cirrus Logic

DESCRIPTION
The CS4235 is a single chip multimedia audio system that is pin-compatible to the CS423xB for many designs. The product includes an integrated FM synthesizer and a Plug-and-Play interface. In addition, the CS4235 includes hardware master volume control pins as well as extensive power management and 3D sound technology. The CS4235 is compatible with the Microsoft® Windows Sound System standard and will run software written to the Sound Blaster and Sound Blaster Pro interfaces. The CS4235 is fully compliant with Microsoft’s PC’97 and PC’98 audio requirements.

FEATURES
■ Compatible with Sound Blaster™, Sound Blaster
   Pro™, and Windows Sound System™
■ Advanced MPC3-Compliant Input and Output Mixer
■ Enhanced Stereo Full Duplex Operation
■ Dual Type-F DMA Support
■ Integrated CrystalClear™ 3D Stereo Enhancement
■ Industry Leading Delta-Sigma Data Converters (86 dB FS A)
■ Internal Default PnP Resources
■ CS9236 Wavetable Interface
■ CS4610 Audio Accelerator Interface
■ CS4236B/CS4237B/CS4238B Register Compatible